Kevin Richardson of Backstreet Boys [ tickets ] and his longtime girlfriend Kristin Willits were married at a private ceremony in Lexington, Ky., last weekend, according to the Lexington Herald-Leader.

The Herald-Leader reported on Thursday (6/22) that the other four Backstreet Boys were among the 150 to 200 guests on hand for the ceremony on Saturday (6/17). The couple are reportedly “expected to have a more public celebration later this year in Los Angeles.”

Richardson’s cousin and fellow Backstreet Boy Brian Littrell announced his engagement to actress Leighanne Wallace earlier this year, but the couple hasn’t revealed a wedding date.